ivy finsihes eachbpuzzle with a normal distrubution oc times where u=6 kinuyrd and o=14 minutes. determine the probability of 22 competed puzzles having an average of 10 minutes or shorter

How many different ways can you make change for $.50 using only nickels,dimes, and quarters?

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units